sys/netinet/igmp.c

785 	uint16_t		 timer;
827 	timer = igmp->igmp_code * PR_FASTHZ / IGMP_TIMER_SCALE;
828 	if (timer == 0)
829 		timer = 1;
834 		 * interface, kick the report timer.
844 			igmp_v2_update_group(inm, timer);
857 			igmp_v2_update_group(inm, timer);
869  * Update the report timer on a group in response to an IGMPv2 query.
871  * If we are becoming the reporting member for this group, start the timer.
872  * If we already are the reporting member for this group, and timer is
877  * and transition to REPORTING state; the group timer is overloaded
884 igmp_v2_update_group(struct in_multi *inm, const int timer)
887 	CTR4(KTR_IGMPV3, "0x%08x: %s/%s timer=%d", __func__,
888 	    ntohl(inm->inm_addr.s_addr), inm->inm_ifp->if_xname, timer);
898 		    inm->inm_timer <= timer) {
899 			CTR1(KTR_IGMPV3, "%s: REPORTING and timer running, "
911 		inm->inm_timer = IGMP_RANDOM_DELAY(timer);
937 	uint16_t		 timer;
969 	timer = maxresp * PR_FASTHZ / IGMP_TIMER_SCALE;
970 	if (timer == 0)
971 		timer = 1;
1018 	 * timer expires.
1041 		 * Otherwise, reset the interface timer.
1045 		if (igi->igi_v3_timer == 0 || igi->igi_v3_timer >= timer) {
1046 			igi->igi_v3_timer = IGMP_RANDOM_DELAY(timer);
1077 		if (igi->igi_v3_timer == 0 || igi->igi_v3_timer >= timer)
1078 			igmp_input_v3_group_query(inm, igi, timer, igmpv3);
1095     int timer, /*const*/ struct igmpv3 *igmpv3)
1133 			timer = min(inm->inm_timer, timer);
1136 		inm->inm_timer = IGMP_RANDOM_DELAY(timer);
1146 		timer = min(inm->inm_timer, timer);
1147 		inm->inm_timer = IGMP_RANDOM_DELAY(timer);
1182 			inm->inm_timer = IGMP_RANDOM_DELAY(timer);
1235 	 * reported, stop our group timer and transition to the 'lazy' state.
1359 	 * reported, and our group timer is pending or about to be reset,
1360 	 * stop our group timer by transitioning to the 'lazy' state.
1658 	 * IGMPv3 General Query response timer processing.
1685 	 * IGMPv1/v2/v3 host report and state-change timer processing.
1686 	 * Note: Processing a v3 group timer may remove a node.
1742  * Update host report group timer for IGMPv1/v2.
1743  * Will update the global pending timer flags.
1788  * Will update the global pending timer flags.
1808 	 * timer active. This is a no-op in this function; it is easier
1864 			 * State-change retransmission timer fired.
1867 			 * reset the timer.
1950 		 * Compute the "Older Version Querier Present" timer as per
2089 		 * IGMPv1 Querier Present timer expired,
2090 		 * IGMPv2 Querier Present timer running.
2115 		 * IGMPv1 Querier Present timer running.
2116 		 * Stop IGMPv2 timer if running.
2120 		 * If IGMPv1 is enabled, reset IGMPv2 timer if running.
2134 			    "%s: cancel v2 timer on %p(%s)",
2413 			 * report up to RV times for this link. The timer
2435 	 * i.e. we don't need to wait for a timer to fire before we
2490 	 * report timer for this group.
2545 			 * Stop group timer and all pending reports.